Table 2: Monthly and annual water and electricity costs associated with home hemodialysis for 4 common dialysis prescriptions (including treatment and routine chemical disinfection protocols*)

Prescription	Monthly water cost, $	Annual water cost, $	Monthly electricity cost, $	Annual electricity cost, $	Total annual cost, $
4 h × 500 mL/min × 3/wk	30.53	366.31	4.51	54.17	420.49
2 h × 800 mL/min × 6/wk	46.47	557.59	6.85	82.20	639.78
8 h × 300 mL/min × 3.5/wk	52.02	624.20	7.20	86.34	710.54
8 h × 300 mL/min × 6/wk	92.88	1114.51	12.91	154.87	1269.37

*Based on a 31-day month and a chemical disinfection performed after every third treatment and once weekly for the reverse osmosis machine.